7850245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 10886400

約数和(自身を除く): 3036155

約数列:

[1, 5, 13, 23, 59, 65, 89, 115, 295, 299, 445, 767, 1157, 1357, 1495, 2047, 3835, 5251, 5785, 6785, 10235, 17641, 26255, 26611, 68263, 88205, 120773, 133055, 341315, 603865, 1570049, 7850245]

約数ペア:

[(1, 7850245), (5, 1570049), (13, 603865), (23, 341315), (59, 133055), (65, 120773), (89, 88205), (115, 68263), (295, 26611), (299, 26255), (445, 17641), (767, 10235), (1157, 6785), (1357, 5785), (1495, 5251), (2047, 3835)]